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Preventive health platform comparison

SaludyVos vs Function Health

Preventive health is moving out of the waiting room and into everyday life. Function Health helped define the US conversation around longevity testing and annual biomarker reviews. SaludyVos brings that same health-forward mindset to English-speaking expats, travelers, and remote workers in Latin America with at-home blood tests that can be booked directly to an Airbnb, hotel, or temporary apartment.

Important note

This page should be used as a guide to compare available options, not as a substitute for professional medical advice.

The new era of lab testing

For years, most people interacted with lab work only when they were already feeling bad. That model is slowly being replaced by something more proactive: looking at biomarkers before symptoms become a crisis, tracking trends over time, and using testing as a practical tool for better conversations with a doctor.

That shift matters because the old system creates friction. Traditional labs often mean finding an appointment, commuting across town, waiting in line, and reorganizing your workday around a basic blood draw. It is not that the science is inaccessible. The workflow is.

In the United States, Function Health has become one of the best-known brands in this category. It promises a broad annual snapshot with 100+ biomarkers and a modern longevity narrative. But if you are an American abroad, a digital nomad, or an English-speaking visitor spending a month in Buenos Aires or Medellin, your biggest question is usually more practical: how do you get good lab testing without trying to decode a local clinic system from a hotel lobby or Airbnb?

That is where SaludyVos becomes the more accessible alternative. It is an on-demand service that sends a qualified phlebotomist to your home, office, Airbnb, or hotel, keeps pricing transparent, and turns testing into something you can actually book while living out of a suitcase or working remotely abroad.

Function Health, the subscription giant

Function Health is built around a membership model. The headline offer is a yearly program priced at $365 per year, positioned as a premium entry point into personalized biomarker tracking.

What makes Function appealing

The strongest part of the offer is scale. Function Health emphasizes 100+ biomarkers, which gives users a broad once-a-year look at systems connected to metabolic health, inflammation, hormones, and cardiovascular risk. For users who want one large annual data drop, that can feel comprehensive and efficient.

Where friction starts

The practical limitation is that the blood draw still depends on a physical visit to Quest Diagnostics in the US. That means the convenience promise is digital on the front end, but not fully lifestyle-friendly in the last mile. It is also a rigid buying structure: you pay for the membership first, then adapt your usage to the platform.

In practice, Function Health works best as a once-a-year deep dive. It is less natural if you want to check one targeted issue now, follow up on a biomarker next month, or run a smaller panel without making a larger commitment.

SaludyVos, the on-demand specialist

SaludyVos uses a different model: convenience and precision instead of subscription lock-in.

The home visit changes the experience

The biggest difference is simple. SaludyVos brings the lab to you. Your sample can be collected at home, at the office, in an Airbnb, or at a hotel, which removes the most annoying part of preventive testing: figuring out where to go in a city that may not be your own. For expats, travelers, remote workers, or anyone managing care while abroad, that detail is not cosmetic. It is what makes follow-through possible.

Flexible panels instead of annual commitment

There is no subscription and no hidden yearly fee. You can book a Men's Complete Health Check today and a Vitamin D Test next month if that is what your situation calls for. You are not forced into a $300+ annual commitment just to access the platform.

That matters because preventive care is rarely one-size-fits-all. Some people want a broad baseline. Others want a focused answer around energy, mood, stress, metabolism, or nutrient status. SaludyVos supports both patterns without forcing them into the same billing model.

Better suited to life abroad

This is especially useful when you are living temporarily in Latin America. Expats and nomads often want the same clean, modern health experience they are used to in the US, but without spending days researching unfamiliar clinics, arranging transportation, or guessing which provider can communicate clearly in English. SaludyVos keeps the experience much closer to the kind of lifestyle-friendly service that traveling professionals actually want.

The biomarker difference is not just quantity

Big biomarker counts look impressive, but usefulness depends on timing, context, and what you do next.

Insulin

Insulin is one of the most useful examples. It can add context to glucose-related questions and metabolic health discussions, especially when someone is trying to understand energy swings, appetite changes, or broader cardiometabolic patterns. A huge yearly panel may include it, but an on-demand service becomes more practical when you want to test, review with your doctor, and then repeat only the relevant markers later instead of buying another full annual package. A targeted option like the Pre-GLP-1 Blood Test is often easier to use in real life.

Vitamin D

Vitamin D is another marker where flexibility matters. People often want to check it because of bone health, muscle complaints, low sun exposure, or general wellbeing. It does not always require a giant annual subscription to justify the test. Sometimes the right move is a focused lab order like the Vitamin D Test, fast digital results, and a simple next conversation with a local clinician.

Cortisol

Cortisol sits at the intersection of stress, sleep, training load, and lifestyle. It is exactly the kind of marker that attracts longevity and biohacking audiences, but it is also exactly the kind of marker that benefits from real-world practicality. If a user wants targeted follow-up rather than a single annual snapshot, an on-demand model is easier to live with. A more focused panel such as the Advanced Stress Panel makes that decision much simpler.

For that reason, the real comparison is not 100+ biomarkers versus fewer biomarkers. It is fixed breadth versus usable flexibility.

Why SaludyVos wins in LATAM

Most US health-tech platforms are optimized for US infrastructure. That usually means the product feels sleek until you are physically outside the US and need something now.

SaludyVos solves the practical barriers that usually stop people from acting:

  • Accessibility: you can arrange collection where you are staying instead of hunting for a local lab while traveling.
  • Professionalism: collections are handled by qualified phlebotomists and processed through certified partner labs.
  • Actionability: results are delivered digitally, so you can review them quickly and decide on next steps with your doctor at home or a clinician you trust locally.
  • Lifestyle fit: home collection removes commuting, waiting, and the stress of navigating healthcare in a new city.

This combination matters because preventive care only works when people can repeat it consistently. For expats, tourists on longer stays, and remote workers, the best platform is usually the one that meets them where they already are.

Which should you choose?

Choose Function Health if...

  • You live in the United States.
  • You want a single annual subscription built around a large biomarker set.
  • You are comfortable visiting a third-party lab in person.
  • Your priority is a branded yearly longevity snapshot.

Choose SaludyVos if...

  • You want análisis de sangre a domicilio or office collection.
  • You prefer pay-per-test flexibility instead of a yearly fee.
  • You want targeted panels you can use now and repeat later as needed.
  • You are staying in an Airbnb, hotel, or temporary apartment and want the draw to come to you.
  • You want digital results you can use in a practical conversation with your own doctor.

For users comparing convenience, flexibility, and real-world usability in Latin America, the winner is clear: SaludyVos.

SaludyVos vs Function Health at a glance

A simple side-by-side view of the operating model behind each platform.

Metric Function Health SaludyVos
Model Annual Subscription ($365/yr) Pay-per-test / On-demand
Location of Draw Third-party Lab (Quest) User's Home or Office
Biomarker Selection Fixed (100+ tests) Flexible (Targeted Panels)
Market Focus United States Argentina & Colombia
Doctor's Order Included Included

SaludyVos panels that match real-life needs

If you want a practical alternative to an annual subscription, these are examples of flexible SaludyVos options that can be booked on demand.

Men's Complete Health Check

Sample: Blood & Urine Fasting: Requires fasting (water only)

Evaluates key health markers in adult men, including hormone levels, metabolism, and organ function.

When it may be useful: A broad preventive baseline with a more flexible buying model.

What this study reviews: Assesses multiple health markers to identify irregularities in overall health, hormonal balance, metabolism, and organ function.

Included markers or sections: Fasting glucose, Glycosylated hemoglobin (HbA1c), Complete blood count, Lipid profile, Renal profile, Liver profile, Thyroid profile, Hormones and prostate.

Preparation:

✔️ Fasting for 8-12 hours before the test is recommended (only water is allowed).

✔️ For urine tests, collect the first morning urine in a sterile container (available at pharmacies), and keep it ready before the laboratory personnel arrives. Drink sufficient water to provide a sample, but avoid excessive fluid intake. You can learn more about urine sample collection here.

Vitamin D Test

Sample: Blood Fasting: No fasting required

This test measures vitamin D levels in the blood, helping to identify deficiencies that may affect bone, muscle, and immune health. It is a quick and safe procedure.

When it may be useful: Fast access to a focused marker without paying for a full-year platform.

What this study reviews: Detects vitamin D levels in the blood

Included markers or sections: Vitamin D.

Preparation:

✔️ No fasting required.

Advanced Stress Panel

Sample: Blood Fasting: Requires fasting (water only)

Comprehensive panel designed to broadly assess physiological changes associated with stress.

When it may be useful: A targeted way to explore cortisol and related stress markers.

What this study reviews: Identifies biological alterations associated with stress that may affect the body’s normal balance and functioning.

Included markers or sections: Fasting glucose, Complete blood count (CBC), Catecholamines, Cortisol, Insulin, Blood uric acid, Myoglobin.

Preparation:

✔️ Fasting for 8-12 hours before the test is recommended (only water is allowed).

✔️ The blood draw should be done between 7 and 9 a.m., as cortisol reaches its peak during those hours after waking up.

Pre-GLP-1 Blood Test

Sample: Blood Fasting: Requires fasting (water only)

Evaluates essential metabolic, renal, thyroid, and blood markers before starting GLP-1 therapy or a weight-loss treatment based on GLP-1 agonists.

When it may be useful: Useful when the conversation is more about insulin and metabolic readiness than a massive once-a-year bundle.

What this study reviews: Evaluates key markers of metabolism, kidney function, hormonal status, and essential blood parameters before starting GLP-1 therapy.

Included markers or sections: Fasting glucose, Complete blood count, Thyroid panel, Lipid Profile, Kidney panel, Total insulin.

Preparation:

✔️ Fasting for 8-12 hours before the test is recommended (only water is allowed).

The practical versus premium framing

Function Health feels premium because it packages a large amount of data into a branded yearly story. SaludyVos wins when the goal is actually getting the test done and using the result.

Logistics

Function Health still asks the user to travel to a lab. SaludyVos turns the draw into a hotel-room, Airbnb, sofa, desk, or office-chair moment.

Pricing

Function starts with a high upfront annual fee. SaludyVos keeps pricing transparent and tied to the test or panel you actually need.

Speed

SaludyVos delivers digital results quickly and keeps the experience oriented around immediate local action instead of a branded annual ritual.

Fit for biohacking LATAM

If you want a health-forward, modern testing workflow in Latin America, SaludyVos is the platform that fits the region instead of referencing it from afar.

Frequently asked questions

Is Function Health available in Latin America?

Function Health is primarily structured around the United States and uses a US lab network for the blood draw experience. That creates obvious friction for users in Latin America.

What makes SaludyVos a better Function Health alternative for LATAM?

SaludyVos combines at-home blood tests, transparent pricing, and digital results in a format that is especially practical for English-speaking expats, travelers, and remote workers staying in Latin America.

Does SaludyVos only offer large checkup packages?

No. One of the main advantages is flexibility. Users can book broad health panels or more targeted options depending on what they want to review.